Ellipse Shaped Ice Cream Carton

ellipse: x^2/100 + y^2/81 = 1

domain [-10,10]

range:[-9,9]

discontinuities: none

symmetry: x-axis and y-axis

even: (-x)^2/100 + y^2/81 = 1
x^2/100 + y^2/81 = 1

end behavior: none